Staff Software Engineer, Revenue & Billing

The role

You will be a hands-on technical leader on the Revenue, Accounting & Tax team. You will own billing, revenue recognition and tax workflows, from requirements and data model through rollout and production support.

What you will do

• Own significant product and technical problems across billing and revenue, from design through production support.
• Shape the architecture behind contracts, pricing, invoicing, amendments, revenue recognition and related tax workflows.
• Improve reliability and performance of financial workflows as complexity and data volumes grow.
• Build validation, testing and observability into the systems you own.
• Partner with product, design, accounting experts and customer-facing teams on tradeoffs.
• Work across the stack, with a strong backend focus and willingness to build customer-facing interfaces.
• Use AI to amplify your impact and deliver more value to customers.
• Raise the team's technical bar through design reviews, code reviews and mentoring.

Required qualifications

• 10+ years of software engineering experience, or equivalent depth and impact.
• Track record of leading complex product systems from ambiguous problem to production outcome.
• Strong backend and architectural fundamentals, including data modeling, correctness and performance.
• Staff-level technical leadership and clear communication.
• Strong product judgment and the ability to translate complex domains into models.
• Practical approach to quality and delivery.
• Thoughtful use of AI in engineering workflow, with careful validation.

Nice to have

• Experience building billing, subscription, usage-based pricing, revenue recognition, ERP, accounting or other financial software.
• Hands-on experience with Kotlin, Java or TypeScript.
• Experience evolving complex financial data models or improving reliability of business-critical systems.

Benefits

• Grow with the company and take on expanded scope.
• Competitive pay and meaningful equity.
• Competitive benefits supporting health, wellbeing, time away, family and long-term financial goals.
• Team meals, events and company gatherings.

About the company

Rillet is an Agentic ERP for modern finance teams, used by more than 600 companies and partnered with firms including EY and KPMG. The company has raised more than $200M and is valued at $1B.